def break_words(stuff):
     """This function will break up words for us."""
     words = stuff.split(' ')
     return words
     
def sort_words(words):
     """Sorts the words."""
     return sorted(words)
     
def print_first_word(words):
     """Prints the first word after popping it off."""
     word = words.pop(0)
     print(word)
     
def print_last_word(words):
     """Prints the last word after popping it off."""
     word = words.pop(-1)
     print(word)
     
def sort_sentence(sentence):
     """Takes in a full sentence and return the sorted words."""
     words = break_words(sentence)
     return sort_words(words)
     
def print_first_and_last(sentence):
     """Prints the first and last words of the sentence."""
     words = break_words(sentence)
     print_first_word(words)
     print_last_word(words)
     
def print_first_and_last_sorted(sentence):
     """Sorts the words then prints the first and last one."""
     words = sort_sentence(sentence)
     print_first_word(words)
     print_last_word(words)
     
